A009920 - OEIS

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A009920 as a simple table

`n`		`a(n)`
`0`		`1`
`1`		`4`
`2`		`9`
`3`		`19`
`4`		`33`
`5`		`53`
`6`		`78`
`7`		`100`
`8`		`126`
`9`		`166`
`10`		`213`
`11`		`250`
`12`		`287`
`13`		`342`
`14`		`405`
`15`		`464`
`16`		`522`
`17`		`589`
`18`		`662`
`19`		`733`
`20`		`813`
`21`		`905`
`22`		`992`
`23`		`1077`
`24`		`1171`
`25`		`1273`
`26`		`1380`
`27`		`1488`
`28`		`1600`
`29`		`1716`
`30`		`1836`
`31`		`1956`
`32`		`2080`
`33`		`2221`
`34`		`2365`
`35`		`2502`
`36`		`2636`
`37`		`2781`
`38`		`2945`
`39`		`3107`
`40`		`3263`
`41`		`3427`
`42`		`3594`
`43`		`3760`
`44`		`3941`
`45`		`4135`
`46`		`4322`

[1,4,9,19,33,53,78,100,126,166,213,250,287,342, 405,464,522,589,662,733,813,905,992,1077,1171, 1273,1380,1488,1600,1716,1836,1956,2080,2221,2365, 2502,2636,2781,2945,3107,3263,3427,3594,3760,3941, 4135,4322]

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Last modified April 24 20:08 EDT 2024. Contains 371963 sequences. (Running on oeis4.)